Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5519010 | Sulfated polysaccharide, pharmaceutically acceptable salt thereof, process for preparing same and medicament containing same as effective component | Hui-Zeng Fan, Song Yu, Etsuji Yamanaka, Kazuhiro Numata, Toshinori Oka +1 more | 1996-05-21 |
| 5041935 | Rotary actuator for positioning magnetic heads in a disk drive | Keiji Aruga, Tomoyoshi Yamada, Hiroshi Maeda, Takahiro Imamura | 1991-08-20 |
| 4956679 | Image forming apparatus | Yoshiaki Takano | 1990-09-11 |
| 4855794 | Copying machine with an automatic document feeder | — | 1989-08-08 |
| 4248523 | Electrophotographic copying apparatus equipped with improved copy paper cutting arrangement | Yasuhiko Doi, Shigemitsu Shimizu, Toshio Matsui, Yoshihisa Kawai, Yutaka Irie +1 more | 1981-02-03 |
| 4244251 | Full rotation-type paper web cutting device | Souichi Iwao, Yasuhiko Doi, Shigemitsu Shimizu, Takeshi Morikawa | 1981-01-13 |